21031026 is an even 8-digits composite number following 21031025
and preceding 21031027 . In scientific notation, it is written as 2.1031026 × 10^7.
The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors.
There are 7010340 positive integers (up to 21031026) that are relatively prime to 21031026.
21031026 has 8 divisors, whose sum is 42062064
The reverse of 21031026 is 62013012
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty-one million thirty-one thousand twenty-six
Scientific notation
2.1031026 × 10^7
Engineering notation
2.1031026 × 10^6
Prime Factorization
2 × 3 × 3505171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21031026
Product of the distinct prime numbers
The prime factorization of 21031026 is 2 × 3 × 3505171.
Since it has a total of 3 prime factors.
5 , 1 , 37 , 41 , 785 , 295 , 2838 , 5614 , 43147 , 41074 , 505017 , 944080 , 196780 , 3775037 , 42742818 , 70245856 , 675432475 , 903526371 , 2842529328 , 3378849347
n×2
42062052
n×3
63093078
n×4
84124104
n×5
105155130
n÷2
10515513
n÷3
7010342
n÷3
5257756.5
n÷5
4206205.2
n2
442304054612676
n3
9.3021080724646E+21
n4
1.9563287672681E+29
n5
4.1143601168964E+36
2 √n
4585.9596596569
3 √n
276.02822122684
4 √n
67.719713966148
5 √n
29.145539050199
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21031025
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21031026 can be divided by 8 positive divisors.
The sum of these divisors (counting 21031026) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110100001110010
3
Ternary
1110120111010220
4
Quaternary
1100032201302
5
Quinary
20340443101
6
Senary
2030433510
8
Octal
120164162
10
Decimal
21031026
12
Duodecimal
7062896
16
Hexadecimal
140e872
20
Vigesimal
6b8hb6
36
Base36
cirn6
md5
b5f10592d67aae0f5853ceef76ba2d06
sha1
6d2435b9328e768c9cb02188c19223d8c43c7bb5
sha256
4f405cace18c9bdcff99f64de4fe7b8994a168cb282f4cf0b2940706360e2385
sha512
8f9bdf9b27d0f096f3565c1d28c9f79ad8a74131fb5ae965a3d668ec8c70f9c02526dd36e790b07d5d1c172c3142db52152a05f74e944782f698a3bfbe5bce4c
ripemd-160
a7e5ae5f6b1e531dd6f00a0010b382bd236631f5
Diameter
42062052
Circumference
132141833.55811
Area
1.3895391686242E+15
Volume
3.8964579177804E+22
Surface area
5.5581566744966E+15
Circumference
132141833.55811
Perimeter
84124104
Area
442304054612676
Diagonal
29742362.199821
Surface area
2653824327676056
Volume
9.3021080724646E+21
Space diagonal
36426805.567302
Perimeter
63093078
Area
1.9152327374572E+14
Altitude
18213402.783651
Surface area
1.9152327374572E+14
Volume
1.0962639495616E+21
Height
9914120.7332737